# Ch 47: WEST Middle Grades Math: Circles

Washington now uses the NES Middle Grades Math exam to assess prospective middle school math teachers. You can use the video lessons and quizzes in this chapter to prepare for questions related to the properties and parts of a circle.

## WEST Middle Grades Math: Circles - Chapter Summary

This chapter includes a variety of lessons that demonstrate formulas for working with circles in preparation for the WEST Middle Grades Math exam. Instructors provide examples for finding the radius, area and circumference of circles, semicircles and quarter circles. Specific topics covered in these videos include:

• Identifying the parts of circle
• Examples of central and inscribed angles
• Determining the radius, diameter, area and circumference of a circle
• Finding the perimeter and area of a semicircle
• Calculating area, perimeter and radius of a quarter circle
• Solving word problems that include circles

Our instructors are subject-matter experts who show you how to solve a variety of math problems that include circles. After viewing the short video lessons, you can use the embedded video tags to review problem areas and then test your comprehension through the self-assessment quizzes and end-of-chapter test.

### WEST Middle Grades Math: Circles Chapter Objectives

Washington has replaced the WEST Middle Grades Math examination with a National Evaluation Series (NES) test for this subject area. This test is used to assess the knowledge and skills of those wishing to teach basic math at the middle school level. This computer-based math exam includes 150 multiple-choice questions, and you have 255 minutes to complete it. The questions come from four content areas:

• Number sense and operations
• Algebra and functions
• Measurement and geometry
• Statistics, probability and discrete mathematics

Questions on circles can be found within the measurement and geometry content area, which makes up 25% of the 150 questions on the test as a whole. These questions may ask you to estimate or calculate the perimeter or area of various shapes, including circles. You can get practical experience in solving these types of problems through the self-assessment quizzes at the end of each of the lessons in this chapter.

8 Lessons in Chapter 47: WEST Middle Grades Math: Circles
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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